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Design optimization of active microfluidic mixer incorporating micropillar on flexible membrane

In this paper, the optimization of a new design of active microfluidic mixer incorporating micropillar for accelerating the mixing of fluids was performed. The studied microfluidic mixer consists of the microfluidic, mechanical, and electromagnetic parts. The finite element analysis is used to study...

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Main Authors: Pawinanto, Roer Eka, Yunas, Jumril, Hashim, Abdul Manaf
Format: Article
Published: Springer Verlag 2019
Subjects:
TA Engineering (General). Civil engineering (General)
Online Access:http://eprints.utm.my/id/eprint/87393/
http://dx.doi.org/10.1007/s00542-018-4134-5
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spelling my.utm.873932020-11-08T03:55:58Z http://eprints.utm.my/id/eprint/87393/ Design optimization of active microfluidic mixer incorporating micropillar on flexible membrane Pawinanto, Roer Eka Yunas, Jumril Hashim, Abdul Manaf TA Engineering (General). Civil engineering (General) In this paper, the optimization of a new design of active microfluidic mixer incorporating micropillar for accelerating the mixing of fluids was performed. The studied microfluidic mixer consists of the microfluidic, mechanical, and electromagnetic parts. The finite element analysis is used to study the effect of input channel angle, micropillar’s radius and spacing, and shape of membrane on the performance of mixer. In particular, the mixing flow rate, membrane deflection and micropillar swivel or bending were evaluated. The results show that the flow rate in the range of 3.78–3.88 µl/s which is almost two times of the input flow rate was obtained. The results also show that the deflection height ranging from 40 to 170 µm, micropillar swivel from 7° to 20° were obtained. Furthermore, from the comparison among the membrane shapes, it revealed that the membrane in circular shape generates higher deflection and swivel than the other membranes in square and rectangle shapes due to the uniform tensile stress distribution. Springer Verlag 2019-04-04 Article PeerReviewed Pawinanto, Roer Eka and Yunas, Jumril and Hashim, Abdul Manaf (2019) Design optimization of active microfluidic mixer incorporating micropillar on flexible membrane. Microsystem Technologies, 25 (4). pp. 1203-1209. ISSN 0946-7076 http://dx.doi.org/10.1007/s00542-018-4134-5 DOI:10.1007/s00542-018-4134-5
institution Universiti Teknologi Malaysia
building UTM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Malaysia
content_source UTM Institutional Repository
url_provider http://eprints.utm.my/
topic TA Engineering (General). Civil engineering (General)
spellingShingle TA Engineering (General). Civil engineering (General)
Pawinanto, Roer Eka
Yunas, Jumril
Hashim, Abdul Manaf
Design optimization of active microfluidic mixer incorporating micropillar on flexible membrane
description In this paper, the optimization of a new design of active microfluidic mixer incorporating micropillar for accelerating the mixing of fluids was performed. The studied microfluidic mixer consists of the microfluidic, mechanical, and electromagnetic parts. The finite element analysis is used to study the effect of input channel angle, micropillar’s radius and spacing, and shape of membrane on the performance of mixer. In particular, the mixing flow rate, membrane deflection and micropillar swivel or bending were evaluated. The results show that the flow rate in the range of 3.78–3.88 µl/s which is almost two times of the input flow rate was obtained. The results also show that the deflection height ranging from 40 to 170 µm, micropillar swivel from 7° to 20° were obtained. Furthermore, from the comparison among the membrane shapes, it revealed that the membrane in circular shape generates higher deflection and swivel than the other membranes in square and rectangle shapes due to the uniform tensile stress distribution.
format Article
author Pawinanto, Roer Eka
Yunas, Jumril
Hashim, Abdul Manaf
author_facet Pawinanto, Roer Eka
Yunas, Jumril
Hashim, Abdul Manaf
author_sort Pawinanto, Roer Eka
title Design optimization of active microfluidic mixer incorporating micropillar on flexible membrane
title_short Design optimization of active microfluidic mixer incorporating micropillar on flexible membrane
title_full Design optimization of active microfluidic mixer incorporating micropillar on flexible membrane
title_fullStr Design optimization of active microfluidic mixer incorporating micropillar on flexible membrane
title_full_unstemmed Design optimization of active microfluidic mixer incorporating micropillar on flexible membrane
title_sort design optimization of active microfluidic mixer incorporating micropillar on flexible membrane
publisher Springer Verlag
publishDate 2019
url http://eprints.utm.my/id/eprint/87393/
http://dx.doi.org/10.1007/s00542-018-4134-5
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score 13.211869

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